Hydraulic Cylinder Seal Kits for Heavy Equipment Repair | Ruijueparts

Product Description AL70934 is an aftermarket replacement steering cylinder gasket kit for selected John Deere agricultural tractors. It is designed for service work on the applicable steering-cylinder assembly, where worn sealing components can contribute to hydraulic-fluid leakage or reduced steering response. This reference is not a lift-cylinder, loader-cylinder, or hydraulic-pump...

Product Description 3657807M91 is an aftermarket power steering ram seal kit for selected Massey Ferguson 4WD tractors. Also referenced as 3765414M91, this kit is used to reseal the applicable 32 mm steering-cylinder ram and support front-axle steering repair. It is not intended as a universal lift-cylinder or hydraulic-pump seal kit....

Product Description 381-2331 is an aftermarket hydraulic cylinder seal kit for selected Caterpillar 950H and 962H wheel loaders. This standard-size cylinder kit supports complete reseal work on the applicable cylinder group and includes reference components such as a buffer seal, U-cup seal, double-lip wiper, piston seal, wear ring, backup ring,...

Product Description 375-1287 is an aftermarket steering cylinder seal kit for selected Caterpillar wheeled excavators and material-handling equipment. This reference is intended for steering-cylinder service, helping repair teams renew sealing components when diagnosing external leakage or pressure loss at the steering cylinder. It should not be selected as a general...

Product Description RE18751 is an aftermarket 1-3/4 in. rod × 3 in. bore hydraulic cylinder seal kit for selected legacy John Deere equipment. It is a size-based kit used across more than one cylinder position, including published bucket, stabilizer, lift, and backhoe-cylinder applications. This cross-use makes fitment verification essential; do...

Product Description AR105355 is an aftermarket complete hydraulic cylinder repair kit for selected early John Deere backhoe boom cylinders. Published data identifies a 2.25 in. rod, 4.50 in. bore, press-in wiper, rod-side Vee set and piston-side “SA” Vee set. It services rod and bore positions, unlike a partial kit. Its...

Product Description RE20433 is an aftermarket 40 mm hydraulic cylinder rod seal kit for selected John Deere construction and forestry equipment. It services the rod and gland end only; published data lists a U-seal and buffer, with no piston seal. It is for rod-side leakage, not a complete cylinder overhaul....

Product Description AH148823 is an aftermarket 32 mm hydraulic cylinder rod seal kit for selected John Deere equipment. It serves the rod and gland end only, not the piston/bore side. This matters when a repair shop is diagnosing a leak at the rod exit or rebuilding only the gland assembly....

Product Description AH219633K is an aftermarket complete seal kit for verified backhoe dipper crowd cylinders associated with John Deere AH219633. The crowd cylinder moves the rear dipper arm in and out during digging; it differs from the main boom and extendable dipper cylinders. Published references identify a 63 mm rod...

Product Description AH219632K is an aftermarket complete seal kit for verified backhoe boom cylinders associated with John Deere AH219632. This cylinder raises and lowers the rear excavator boom; it is not a loader lift, backhoe bucket, or crowd-cylinder kit. Published data identifies a 56 mm rod and a 110 mm...

Product Description AH219631K is an aftermarket complete seal kit for verified backhoe bucket cylinders associated with John Deere AH219631. The cylinder drives the rear digging-bucket curl and dump movement; it differs from boom, dipper, and stabilizer cylinders. Published data identifies an 80 mm bore and 50 mm rod. AH219631 is...

Product Description AH218606K is an aftermarket complete seal kit for verified extendable dipperstick cylinders associated with John Deere AH218606 and substitute cylinder AH234004. This cylinder extends and retracts the backhoe dipper, so it is not a loader boom or bucket-cylinder kit. Published references identify a 32 mm rod and 2-1/2...